The principle used in a musket was just like the principle behind cannon which is why muskets were also called mini canons. As it was difficult for a soldier to measure the amount of powder to be poured down the barrel, it was supplied in a pre-measured pouch that had to be torn apart by the soldier before every shot.
The approx distance between Heathrow and Gatwick in a straight line is 24 miles or 38.62 KMS See the maps and links below for additional information related to driving distances, fuel costs and estimated journey times for this trip from Heathrow to Gatwick.Happy trails!!pprox distance in miles from Heathrow to Gatwick is 24 miles or 38.62 KMS. This page was designed to give you a good indication of the distance from Heathrow to Gatwick.
Gatwick Airport is 30 miles from Richmond upon Thames and takes approximately 45 minutes by car or taxi, depending on traffic congestion. Alternatively, take the train from Gatwick direct to Clapham Junction (NOT the Gatwick Express which goes to London Victoria).uses run from all terminals at Heathrow to Feltham station every 10 minutes. From Feltham there are direct trains to Twickenham and Richmond. The 490 bus takes you from Terminal 5 to Richmond.